Importer520 Cell Phone Battery Micro USB Home Wall AC Charger For Nokia Lumia 521 520 Highest quality NON-OEM Rapid Home / Wall / AC / Travel / House / AC / Battery power charger for your Cell Phone. (12~24v DC) Durable cord for extendable reach and use. Provides power to your phone while simultaneously charging your phone's battery. I/C Chip technology prevents your phone and battery against overcharging. The travel charger is lightweight and easy to carry while traveling. Simply plug one end into the wall, the other into the phone or desktop charger, and it will recharge and condition your battery.